From Polit.ru:
On Tuesday the tabloid Tvoi den’ published [the names of] all the arrested for Politkovskaya’s murder. It’s interesting that according to this newspaper there seems to be 11 not 10 as [Prosecutor General] Chaika said.
1. Alexei Berkin
2. Dmitri Lebedev
3. Tamerlan Makhmudov
4. Dzhabrail Makhmudov
5. Ibrahim Makhmudov
6. Oleg Alimov
7. Mohamed Dimel’khanov
8. Akhmel Isaev
9. Sergei Khadzhikurbanov
10. Dmitiri Grachev
11. Pavel Riaguzov